Add 40/49 and 8/16
40/49 + 8/16 is 129/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 49 × 16 = 784,
40/49 = 40 × 16/49 × 16 = 640/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
8/16 = 8 × 49/16 × 49 = 392/784 - Add the two like fractions:
640/784 + 392/784 = 640 + 392/784 = 1032/784 - 1032/784 simplified gives 129/98
- So, 40/49 + 8/16 = 129/98
In mixed form: 131/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/49+8/16 40/98+8/16 40/49+8/32 40/49+24/16 40/49+8/48 40/49+40/16 40/49+8/80 40/49+56/16